# sudo qemu-system-arm -M vexpress-a9 -m 1024M -smp 1 -nographic -kernel ./u-boot -sd ./my_kernel.img
sudo qemu-system-arm -M vexpress-a9 -m 1024M -smp 1 -nographic -kernel ./u-boot -sd ./my_kernel.img -nic tap,id=net0,ifname=tap0,script=no,downscript=no
